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v3.22.2.2

Note 6 - Investment in and Transactions With Equity Investees (Details Textual) ¥ in Millions |  | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Oct. 08, 2021 USD ($) | Oct. 08, 2021 CNY (¥) | Jun. 30, 2022 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2022 USD ($) | Jun. 30, 2021 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2021 USD ($) | Jun. 30, 2014 USD ($)
Income (Loss) from Equity Method Investments |  |  | $ 0 | $ (95,857) | $ 0 | $ (94,556) |  |  |
Milestone China [Member] |  |  |  |  |  |  |  |  |
Equity Method Investments |  |  |  |  |  |  |  |  | $ 1,000,000
Equity Method Investment, Ownership Percentage |  |  |  |  |  |  |  |  | 40.00%
Financing Receivable, after Allowance for Credit Loss, Total |  |  |  |  |  |  | $ 2,800,000 |  |
Proceeds from Collection of Finance Receivables |  |  |  |  |  |  | $ 950,000 |  |
Contract with Customer, Liability, Total |  |  | 270,000 |  | 270,000 |  |  | $ 89,000 |
Income (Loss) from Equity Method Investments |  |  | (0) | (95,000) | (0) | (94,000) |  |  |
Milestone China [Member] | Accounts Receivable from Related Parties [Member] |  |  |  |  |  |  |  |  |
Equity Method Investment, Deferred Intercompany Profit (Loss) |  |  | 0 |  | 0 |  |  | $ 0 |
Milestone China [Member] | Instruments [Member] |  |  |  |  |  |  |  |  |
Revenue from Related Parties |  |  | $ 0 | $ 525,000 | $ 370,000 | $ 1,000,000.0 |  |  |
Milestone Beijing [Member] | Milestone China [Member] |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  |  |  |  | 75.00%
Anhui [Member] |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  |  |  | 28.40% |
Anhui [Member] | Milestone China [Member] | Chief Executive Officer [Member] |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage | 28.40% | 28.40% |  |  |  |  |  |  |
Proceeds from Sale of Equity Method Investments | $ 440,351 | ¥ 2,840 |  |  |  |  |  |  |

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- Definition The aggregate amount of deferred intercompany profits and losses on transactions between the Entity and unconsolidated subsidiaries (including certain corporate joint ventures, and noncontrolled corporations), accounted for under the equity method of accounting,as of the balance sheet date. + References No definition available. + Details
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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=126919976&loc=SL49130531-203044 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130549-203045 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126919976&loc=SL49130532-203044 + Details
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